Description Durable Tritan™ Material. Impact And Shatter Resistant. Holds 26 Oz. Double Wall Construction For Insulation Of Hot Or Cold Liquids. Optional Lid And 11" Straw. Decoration Is Inserted Between The Clear Double Walls Of The Tumbler Then Ultrasonically Sealed To Provide Double Wall Insulation. Made In The USA. Top Rack Dishwasher Safe. Freezer Safe. BPA Free. Meets FDA Requirements.